From the Rolls-Royce experimental archive: a quarter of a million communications from Rolls-Royce, 1906 to 1960's. Documents from the Sir Henry Royce Memorial Foundation (SHRMF).
Comparative load tests on a new crankshaft design (Des.1364) and the instruction for a new shaft for development.
| Identifier | ExFiles\Box 103\3\ scan0040 | |
| Date | 9th March 1921 guessed | |
| -2- The comparative loads at 2900 R.P.M. and at 3200 with the new crankshaft (Des.1364) and articulated rods were obtained by drawing crankshaft loading diagrams. Designs are in hand and a shaft will be instructed to scheme III, for development test. Rg{Mr Rowledge}/Tsn. | ||